/******************************************************************************* | |
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved. | |
* This program and the accompanying materials are made available under the | |
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.sessioncache; | |
import org.eclipse.persistence.internal.identitymaps.IdentityMap; | |
import org.eclipse.persistence.internal.sessions.AbstractSession; | |
import org.eclipse.persistence.queries.*; | |
import org.eclipse.persistence.descriptors.ClassDescriptor; | |
import org.eclipse.persistence.sessions.UnitOfWork; | |
import org.eclipse.persistence.testing.models.employee.domain.*; | |
import org.eclipse.persistence.testing.framework.*; | |
public class ReadObjectNotInSessionCacheTest extends TestCase { | |
private int oldLevel; | |
public ReadObjectNotInSessionCacheTest() { | |
setDescription("The test ensures we don't merge an object into the session cache when we dont need to."); | |
} | |
protected void setup() { | |
checkNoWaitSupported(); | |
// Flush the cache | |
getSession().getIdentityMapAccessor().initializeIdentityMaps(); | |
getAbstractSession().beginTransaction(); | |
this.oldLevel = getSession().getDescriptor(Employee.class).getUnitOfWorkCacheIsolationLevel(); | |
getSession().getDescriptor(Employee.class).setUnitOfWorkCacheIsolationLevel(ClassDescriptor.ISOLATE_CACHE_ALWAYS); | |
} | |
protected void test() { | |
UnitOfWork uow = getSession().acquireUnitOfWork(); | |
ReadObjectQuery query = new ReadObjectQuery(Employee.class); | |
query.setLockMode(ObjectLevelReadQuery.LOCK_NOWAIT); | |
Employee emp = (Employee)uow.executeQuery(query); | |
emp.setSalary(emp.getSalary() + 1); | |
uow.commit(); | |
} | |
protected void verify() { | |
IdentityMap im = ((AbstractSession)getSession()).getIdentityMapAccessorInstance().getIdentityMap(Employee.class); | |
if ((im != null) && (im.getSize() > 0)) { | |
throw new TestErrorException("Employee read should not have been put into session cache."); | |
} | |
} | |
public void reset() { | |
getAbstractSession().rollbackTransaction(); | |
getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); | |
getSession().getDescriptor(Employee.class).setUnitOfWorkCacheIsolationLevel(this.oldLevel); | |
} | |
} |